diff --git a/core/hw/aica/dsp_arm64.cpp b/core/hw/aica/dsp_arm64.cpp
index 70fa62f2b..fdbc048bd 100644
--- a/core/hw/aica/dsp_arm64.cpp
+++ b/core/hw/aica/dsp_arm64.cpp
@@ -204,7 +204,7 @@ public:
 				Asr(Y, Y_REG, 11);
 			else if (op.YSEL == 3)
 				//Y = (Y_REG >> 4) & 0x0FFF;
-				Sbfx(Y, Y_REG, 4, 12);
+				Ubfx(Y, Y_REG, 4, 12);
 
 			if (op.YRL)
 				//Y_REG = INPUTS;
@@ -324,9 +324,9 @@ public:
 
 			if (op.EWT)
 			{
-				//DSPData->EFREG[op.EWA] = SHIFTED >> 4;
+				//DSPData->EFREG[op.EWA] = SHIFTED >> 8;
 				MemOperand mem_operand = dspdata_operand(DSPData->EFREG, op.EWA);
-				Asr(w1, SHIFTED, 4);
+				Asr(w1, SHIFTED, 8);
 				Str(w1, mem_operand);
 			}
 #if 0
diff --git a/core/hw/aica/dsp_interp.cpp b/core/hw/aica/dsp_interp.cpp
index a26641246..8e1c280af 100644
--- a/core/hw/aica/dsp_interp.cpp
+++ b/core/hw/aica/dsp_interp.cpp
@@ -272,7 +272,7 @@ void AICADSP_Step(struct dsp_t *DSP)
 		if (EWT)
 		{
 			u32 EWA = (IPtr[2] >> 8) & 0x0F;
-			DSPData->EFREG[EWA] = SHIFTED >> 4;
+			DSPData->EFREG[EWA] = SHIFTED >> 8;
 		}
 
 	}
diff --git a/core/hw/aica/dsp_x64.cpp b/core/hw/aica/dsp_x64.cpp
index 1acc0c4bd..6b5d2451d 100644
--- a/core/hw/aica/dsp_x64.cpp
+++ b/core/hw/aica/dsp_x64.cpp
@@ -209,7 +209,7 @@ public:
 				//Y = (Y_REG >> 4) & 0x0FFF;
 				mov(Y, Y_REG);
 				sar(Y, 4);
-				and_(Y, 0x0fff);	// FIXME is this right?
+				and_(Y, 0x0fff);
 			}
 
 			if (op.YRL)
@@ -346,8 +346,8 @@ public:
 
 			if (op.EWT)
 			{
-				//DSPData->EFREG[op.EWA] = SHIFTED >> 4;
-				sar(edx, 4);	// SHIFTED
+				//DSPData->EFREG[op.EWA] = SHIFTED >> 8;
+				sar(edx, 8);	// SHIFTED
 				mov(dword[rbp + dspdata_operand(DSPData->EFREG, op.EWA)], edx);
 			}
 		}